EG:
User A : what do you think of when you see Yamamoto playing baseball?
User B : I think of Tsuna getting whacked to death XD
what do you think of when you see Tsuna getting whacked to death
User C: I think of Byakuran eating marshmellow^^ XD

and so the game continues:D
and yeh, it doesn't have to be in this format and in perfect english lol XD